Firearms

FN Herstal FN 509 Tactical 9mm 4.5-inch

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Specifications

About

Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

Threaded-barrel FN 509 for suppressed competition and tactical use. Optics-ready, extended controls, and suppressor height sights. USPSA Carry Optics legal.

Type: Pistol

Action: Semi-Automatic

Caliber: 9mm

Capacity: 24

Year introduced: 2018, USA/Belgium

Weight: 28.5 oz

Overall length: 7.8"

Status: Active

Intended use: Competition, Service